decay

From Wiktionary

Pronunciation[change]

Verb[change]

Plain form
decay

Third-person singular
decays

Past tense
decayed

Past participle
decayed

Present participle
decaying

  1. If something decays it rots.
    The body decayed.
    My teeth were decaying because I ate too much sugar.
  2. If something decays it gets weaker and is destroyed slowly.
    Their empire decayed because the leaders were fools.
  3. If something decays it fades away.

Noun[change]

Singular
decay

Plural
none

  1. (uncountable) Decay is the act of decaying.
    Nothing could stop the decay at the time.
  2. (uncountable) Decay is material (stuff) that is decaying or has decayed.
    My teeth were full of decay.